Home / 7,858,802.88-10,845,039.84-4,421,042.88

Finding the Fourth Proportional to 7,858,802.88, 10,845,039.84 and 4,421,042.88

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Solution

The fourth proportional to 7,858,802.88, 10,845,039.84 and 4,421,042.88 is: 6,100,978.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,858,802.88 : 10,845,039.84 = 4,421,042.88 : x
  2. Step 2: Convert to fraction form
    7,858,802.88/10,845,039.84 = 4,421,042.88/x
  3. Step 3: Cross multiply
    7,858,802.88x = 10,845,039.84 × 4,421,042.88
  4. Step 4: Simplify right side
    7,858,802.88x = 47,946,386,167,948.34
  5. Step 5: Solve for x
    x = 47,946,386,167,948.34/7,858,802.88
  6. Step 6: Final answer
    x = 6,100,978.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.